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2026-04-10 - 08:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Apr 10, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28193216798,7sleep00-21swapper/019:08:240
28012212362,8sleep30-21swapper/319:06:063
281992120110,7sleep10-21swapper/119:08:291
279862117107,7sleep20-21swapper/219:05:452
59832630,0sleep30-21swapper/322:05:183
238672620,0sleep00-21swapper/021:55:180
222452600,0sleep00-21swapper/000:15:190
208332600,0sleep2301ktimersoftd/200:15:162
141652600,1sleep30-21swapper/322:40:183
261122590,0sleep10-21swapper/121:25:201
239442590,0sleep10-21swapper/119:30:191
69692570,1sleep30-21swapper/321:40:163
310132570,0sleep10-21swapper/121:30:201
2853099291,27cyclictest0-21swapper/221:16:442
2852899280,27cyclictest0-21swapper/121:02:111
2852899280,27cyclictest0-21swapper/120:47:591
2852899280,21cyclictest0-21swapper/120:32:531
2852399280,27cyclictest0-21swapper/020:55:020
2852899270,3cyclictest0-21swapper/121:35:591
2852899270,3cyclictest0-21swapper/119:42:221
2852899270,26cyclictest0-21swapper/123:38:001
2852899270,26cyclictest0-21swapper/123:28:491
2852899270,26cyclictest0-21swapper/123:03:541
2852899270,26cyclictest0-21swapper/122:53:281
2852899270,26cyclictest0-21swapper/122:31:571
2852899270,26cyclictest0-21swapper/120:51:051
2852899270,26cyclictest0-21swapper/120:24:431
2852899270,26cyclictest0-21swapper/120:03:571
2852899270,26cyclictest0-21swapper/119:37:001
2852899270,21cyclictest0-21swapper/122:09:261
2852899264,21cyclictest0-21swapper/120:05:091
2852899260,3cyclictest0-21swapper/119:52:241
2852899260,2cyclictest0-21swapper/123:59:301
2852899260,25cyclictest0-21swapper/123:49:391
2852899260,25cyclictest0-21swapper/123:43:431
2852899260,25cyclictest0-21swapper/123:21:031
2852899260,25cyclictest0-21swapper/123:17:031
2852899260,25cyclictest0-21swapper/121:55:441
2852899260,25cyclictest0-21swapper/121:45:381
2852899260,25cyclictest0-21swapper/121:14:111
2852899260,25cyclictest0-21swapper/119:56:131
2852899260,25cyclictest0-21swapper/119:45:041
2852899260,25cyclictest0-21swapper/119:27:431
2852899260,25cyclictest0-21swapper/119:27:421
2852899260,25cyclictest0-21swapper/119:22:431
2852899260,25cyclictest0-21swapper/119:17:341
2852899260,25cyclictest0-21swapper/119:11:511
2852899260,25cyclictest0-21swapper/100:38:371
2852899260,25cyclictest0-21swapper/100:10:481
28530992517,7cyclictest0-21swapper/219:53:182
28528992518,7cyclictest0-21swapper/122:20:181
2852899250,2cyclictest0-21swapper/122:36:181
2852899250,24cyclictest0-21swapper/122:48:091
2852899250,24cyclictest0-21swapper/121:21:441
28530992417,7cyclictest0-21swapper/219:55:312
2853099240,23cyclictest0-21swapper/219:18:282
2852899240,23cyclictest0-21swapper/100:26:251
28530992321,2cyclictest0-21swapper/221:35:262
2852899230,22cyclictest0-21swapper/122:12:081
2852899230,22cyclictest0-21swapper/120:15:331
28530992218,3cyclictest0-21swapper/220:59:222
2853099221,20cyclictest0-21swapper/223:55:522
2853099221,20cyclictest0-21swapper/223:32:122
2853099220,4cyclictest0-21swapper/221:54:142
2853099220,21cyclictest0-21swapper/221:48:472
2853099220,21cyclictest0-21swapper/220:46:502
2853099220,17cyclictest0-21swapper/220:39:092
2852899222,14cyclictest0-21swapper/122:15:121
28528992218,3cyclictest0-21swapper/121:07:291
2852899221,20cyclictest0-21swapper/123:34:481
2852899221,20cyclictest0-21swapper/100:16:591
2852899220,3cyclictest0-21swapper/122:58:001
2852899220,3cyclictest0-21swapper/122:58:001
2852899220,3cyclictest0-21swapper/122:41:391
2852899220,21cyclictest0-21swapper/120:44:341
2852899220,16cyclictest0-21swapper/100:00:001
2852899220,13cyclictest0-21swapper/123:05:101
28523992219,2cyclictest0-21swapper/020:05:000
2852399220,16cyclictest0-21swapper/020:25:000
28530992117,3cyclictest0-21swapper/223:00:582
28530992117,3cyclictest0-21swapper/220:27:562
28530992117,2cyclictest11498-21sadc21:45:002
2853099211,19cyclictest0-21swapper/221:00:122
2853099211,19cyclictest0-21swapper/200:29:252
2853099210,4cyclictest0-21swapper/222:51:252
2853099210,3cyclictest0-21swapper/221:22:502
2853099210,3cyclictest0-21swapper/220:43:532
2853099210,20cyclictest0-21swapper/222:55:362
2853099210,20cyclictest0-21swapper/222:55:362
2853099210,20cyclictest0-21swapper/220:10:222
2853099210,20cyclictest0-21swapper/219:20:422
2853099210,20cyclictest0-21swapper/200:36:492
2853099210,20cyclictest0-21swapper/200:31:412
2853099210,20cyclictest0-21swapper/200:09:012
28528992117,3cyclictest0-21swapper/121:19:021
28528992117,3cyclictest0-21swapper/120:38:531
2852899210,9cyclictest0-21swapper/121:50:191
2852899210,3cyclictest0-21swapper/120:57:111
2852899210,20cyclictest0-21swapper/123:51:371
2852899210,20cyclictest0-21swapper/121:41:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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